Publishers split over response to US trade embargo ruling.
D003132:Commerce / Q000331:legislation & jurisprudence*; D003462:Cuba; D038622:Internationality; D007492:Iran; D008002:Libya; D011643:Publishing / Q000331:legislation & jurisprudence*; D012586:Science / Q000331:legislation & jurisprudence*; D012958:Societies, Scientific / Q000331:legislation & jurisprudence; D013397:Sudan; D014481:United States